/*
 * @(#) $Header$
 *
 * Copyright (C)  2006  Daniel Léonard
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package ca.forklabs.baselib.util;

/**
 * An {@code UnaryPredicate} is a function that evaluates one object.
 *
 * @param   <A>   the type of the argument object.
 *
 * @author <a href="mailto:forklabs at gmail.com?subject=ca.forklabs.baselib.util.UnaryPredicate">Daniel Léonard</a>
 * @version $Revision$
 */
public interface UnaryPredicate<A> {

   /**
    * Evaluates the specified object.
    * @param   obj   the object to evaluate.
    * @return   {@code true} if the object is evaluated favorably, {@code false}
    *           otherwise.
    */
   public boolean eval(A obj);

   }
